Added signature detection.

app/assets/javascripts/app/controllers/ticket_zoom.js.coffee

@@ -484,13 +484,17 @@ class App.TicketZoom extends App.Controller
     )
 
     # set see more options
-    previewHeight = 270
+    maxHeight = 450
     @$('.textBubble-content').each( (index) ->
       bubble    = $( @ )
+      offsetTop = bubble.find('.js-signatureMarker').position()
       heigth    = bubble.height()
-      if heigth > (previewHeight + 30)
+      if offsetTop
         bubble.attr('data-height', heigth)
-        bubble.css('height', "#{previewHeight}px")
+        bubble.css('height', "#{offsetTop.top + 42}px")
+      else if heigth > maxHeight
+        bubble.attr('data-height', heigth)
+        bubble.css('height', "#{maxHeight}px")
       else
         bubble.parent().find('.textBubble-overflowContainer').addClass('hide')
     )

app/assets/javascripts/app/lib/app_post/utils.js.coffee

@@ -16,6 +16,26 @@ class App.Utils
     ascii = '<div>' + ascii.replace(/\n/g, '</div><div>') + '</div>'
     ascii.replace(/<div><\/div>/g, '<div><br></div>')
 
+  # rawText = App.Utils.html2text( html )
+  @html2text: ( html ) ->
+    html = $('<div>' + html + '</div>')
+
+    # insert new lines
+    html.find('div, p, pre, code, center, blockquote, form, textarea, address, table, tr').replaceWith( ->
+      content = $(@).html() + "\n"
+      content
+        .replace(/<br>/g, "\n")
+        .replace(/<br\/>/g, "\n")
+    )
+
+    # replace <br> as string, is/was not possible throuh replaceWith
+    htmlTmp = html.html().replace(/<br>/g, "\n")
+
+    # trim and cleanup
+    $('<div>' + htmlTmp + '</div>').text().trim()
+      .replace(/(\r\n|\n\r)/g, "\n")  # cleanup
+      .replace(/\r/g, "\n")           # cleanup
+
   # htmlEscapedAndLinkified = App.Utils.linkify( rawText )
   @linkify: (ascii) ->
     window.linkify( ascii )
@@ -166,6 +186,76 @@ class App.Utils
     else
       true
 
+  # messageWithMarker = App.Utils.signatureIdentify( message, sender )
+  @signatureIdentify: (message, sender = false) ->
+    textToSearch = @html2text( message )
+
+    # count lines, if we do have lower the 10, ignore this
+    textToSearchInLines = textToSearch.split("\n")
+    return message if textToSearchInLines.length < 10
+
+    quote = (str) ->
+      (str + '').replace(/[.?*+^$[\]\\(){}|-]/g, "\\$&")
+
+    # search for signature seperator "--\n"
+    searchForSeperator = (textToSearchInLines) ->
+      for line in textToSearchInLines
+        if line && line.match( /^\s{0,10}--\s{0,10}$/ )
+          return line
+      false
+    marker = searchForSeperator(textToSearchInLines)
+
+    # search for Apple Mail
+    # On 01/04/15 10:55, Bob Smith wrote:
+    searchForAppleMail = (textToSearchInLines) ->
+      for line in textToSearchInLines
+        if line && line.match( /^(On|Am)\s.+?\s(wrote|schrieb):/ )
+          return line
+      false
+    if !marker
+      marker = searchForAppleMail(textToSearchInLines)
+
+    # search for otrs
+    # 25.02.2015 10:26 - edv hotline schrieb:
+    searchForOtrs = (textToSearchInLines) ->
+      for line in textToSearchInLines
+        if line && line.match( /^.+?\s.+?\s-\s.+?\s(wrote|schrieb):/ )
+          return line
+      false
+    if !marker
+      marker = searchForOtrs(textToSearchInLines)
+
+    # search for Ms
+    # From: Martin Edenhofer via Znuny Support [mailto:support@znuny.inc]
+    # Send: Donnerstag, 2. April 2015 10:00
+    searchForMs = (textToSearchInLines) ->
+      fromFound = undefined
+      for line in textToSearchInLines
+        if !marker
+
+          # find Sent
+          if fromFound
+            if line && line.match( /^(Sent|Gesendet):\s.+?/)
+              return fromFound
+            else
+              fromFound = undefined
+
+          # find From
+          else
+            if line && line.match( /^(From|Von):\s.+?/)
+              fromFound = line
+      false
+    if !marker
+      marker = searchForMs(textToSearchInLines)
+
+    # if no marker is found, return
+    return message if !marker
+
+    # insert marker
+    markerTemplate = '<span class="js-signatureMarker"></span>'
+    regex = new RegExp( "\>(\s{0,10}#{quote(marker)})\s{0,10}\<" )
+    message.replace( regex, ">#{markerTemplate}\$1<" )
+
   # textReplaced = App.Utils.replaceTags( template, { user: { firstname: 'Bob', lastname: 'Smith' } } )
   @replaceTags: (template, objects) ->
     template = template.replace( /#\{\s{0,2}(.+?)\s{0,2}\}/g, ( index, key ) ->

app/assets/javascripts/app/views/ticket_zoom/article_view.jst.eco

@@ -44,7 +44,7 @@
         <div class="textBubble">
           <div class="bubble-arrow"></div>
           <div class="textBubble-content">
-          <%- @article.html %>
+          <%- App.Utils.signatureIdentify( @article.html ) %>
             <div class="textBubble-overflowContainer">
               <div class="btn btn--text js-unfold"><%- @T('See more') %></div>
             </div>

public/assets/tests/html-utils.js

@@ -66,6 +66,41 @@ test( "text2html", function() {
 
 });
 
+// html2text
+test( "html2text", function() {
+
+  var source = "<div>Some</div><div>Value</div><div><br></div><div>Test</div>"
+  var should = "Some\nValue\n\n\nTest"
+  var result = App.Utils.html2text( source )
+  equal( result, should, source )
+
+  source = "<div>Some</div><div>Value</div>"
+  should = "Some\nValue"
+  result = App.Utils.html2text( source )
+  equal( result, should, source )
+
+  source = "<div>Some<br/>Value</div>"
+  should = "Some\nValue"
+  result = App.Utils.html2text( source )
+  equal( result, should, source )
+
+  source = "<div>Some</div><div>&lt;b&gt;Value&lt;/b&gt;</div>"
+  should = "Some\n<b>Value</b>"
+  result = App.Utils.html2text( source )
+  equal( result, should, source )
+
+  source = "<div>&gt; Welcome!</div><div>&gt;</div><div>&gt; Thank you for installing Zammad.</div><div>&gt;</div><div>&gt; You will find ...</div>"
+  should = "> Welcome!\n>\n> Thank you for installing Zammad.\n>\n> You will find ..."
+  result = App.Utils.html2text( source )
+  equal( result, should, source )
+
+  source = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--<br/>Bob Smith</div>"
+  should = "test 123 \n\n\n\n\n\n\n\n\n\n\n--\nBob Smith"
+  result = App.Utils.html2text( source )
+  equal( result, should, source )
+
+});
+
 // linkify
 test( "linkify", function() {
 
@@ -451,6 +486,81 @@ test( "check signature", function() {
 
 });
 
+// identify signature
+test( "identify signature", function() {
+
+  var message = "<div>test 123 </div>"
+  var should  = '<div>test 123 </div>'
+  var result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/>--<br/>Bob Smith</div>"
+  should  = '<div>test 123 <br/>--<br/>Bob Smith</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--<br/>Bob Smith</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><span class="js-signatureMarker"></span>--<br/>Bob Smith</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/>--<br/>Bob Smith</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><span class="js-signatureMarker"></span>--<br/>Bob Smith</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/> -- <br/>Bob Smith</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><span class="js-signatureMarker"></span> -- <br/>Bob Smith</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--<br/>Bob Smith<br/><br/><br/><br/><br/>--<br/>Bob Smith</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><span class="js-signatureMarker"></span>--<br/>Bob Smith<br/><br/><br/><br/><br/>--<br/>Bob Smith</div>'
+  //should  = '<div>test 123 <br><br><br><br><br><br><br><br><br><br><br><span class="js-signatureMarker"></span>--<br>Bob Smith<br/><br/><br/><br/><br/>--<br/>Bob Smith</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>--</div><div>Bob Smith</div>"
+  should  = "<div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div>test 123</div><div><span class=\"js-signatureMarker\"></span>--</div><div>Bob Smith</div>"
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>--</span></p><p><span>Bob Smith</span></p><div></div>"
+  should = "<p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span>test 123</span></p><p><span><span class=\"js-signatureMarker\"></span>--</span></p><p><span>Bob Smith</span></p><div></div>"
+  result  = App.Utils.signatureIdentify( message )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/>On 01/04/15 10:55, Bob Smith wrote:<br/>lalala</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/><span class="js-signatureMarker"></span>On 01/04/15 10:55, Bob Smith wrote:<br/>lalala</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/>Am 01/04/15 10:55, Bob Smith schrieb:<br/>lalala</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/><span class="js-signatureMarker"></span>Am 01/04/15 10:55, Bob Smith schrieb:<br/>lalala</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/>Von: Martin Edenhofer via Znuny Support [mailto:support@znuny.inc]<br/>Gesendet: Donnerstag, 2. April 2015 10:00<br/>lalala</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/><span class="js-signatureMarker"></span>Von: Martin Edenhofer via Znuny Support [mailto:support@znuny.inc]<br/>Gesendet: Donnerstag, 2. April 2015 10:00<br/>lalala</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/>From: Martin Edenhofer via Znuny Support [mailto:support@znuny.inc]<br/>Sent: Donnerstag, 2. April 2015 10:00<br/>lalala</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/><span class="js-signatureMarker"></span>From: Martin Edenhofer via Znuny Support [mailto:support@znuny.inc]<br/>Sent: Donnerstag, 2. April 2015 10:00<br/>lalala</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/>01/04/15 10:55 - Bob Smith wrote:<br/>lalala</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/><span class="js-signatureMarker"></span>01/04/15 10:55 - Bob Smith wrote:<br/>lalala</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+  message = "<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/>01/04/15 10:55 - Bob Smith schrieb:<br/>lalala</div>"
+  should  = '<div>test 123 <br/><br/><br/><br/><br/><br/><br/><br/><br/><br/>--no not match--<br/><br/>Bob Smith<br/><span class="js-signatureMarker"></span>01/04/15 10:55 - Bob Smith schrieb:<br/>lalala</div>'
+  result  = App.Utils.signatureIdentify( message )
+  equal( result, should )
+
+});
+
 // replace tags
 test( "check replace tags", function() {